package com.ali.gulimall.search.impl;

import com.ali.common.to.es.SkuEsModel;
import com.ali.gulimall.search.config.GulimallElasticSearchConfig;
import com.ali.gulimall.search.constant.EsConstant;
import com.ali.gulimall.search.service.ProductSaveService;
import com.alibaba.fastjson.JSON;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Service("productSaveService")
@Slf4j
public class ProdectSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient restHighLevelClient;

    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        //保存到es中
        //1.给es中建立索引。product,建立好索引

        //2.给es中保存这些数据
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel skuEsModel : skuEsModels) {
            //1.构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(skuEsModel.getSkuId().toString());

            String jsonString = JSON.toJSONString(skuEsModel);
            indexRequest.source(jsonString, XContentType.JSON);

            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);

        //TODO 批量处理错误
        boolean failures = bulk.hasFailures();
        List<String> collect = Arrays.asList(bulk.getItems()).stream().map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架完成：{},返回数据：{}",collect,bulk.toString());

        return failures;

    }
}
